baber/WOPTO huggingface dataset:
Patent GB-2259878-A (GB)
Title: Brake caliper
Inventor: BARLOW JOHN
IPC: B22D19/14
Filed: 1992-09-22
Abstract: A brake caliper has the effective modulus of elasticity of the material increased by inserting a honeycomb-like ceramic inserts 24, 26 made of a material having a higher modulus of elasticity in a die and casting metal to fill the die, substantially encase the ceramic and substantially fill the pores of the same, and squeeze forming the molten metal to ensure substantial filling of the pores of the ceramic. The inserts do not extend areas of the casting which are subsequently machined e.g. cylinder bores. <IMAGE>
Patent GB-2278629-A (GB)
Title: Mounting clamp for bicycle lock
Inventor: LU FRANSISCO
IPC: B62J11/00
Filed: 1993-06-01
Abstract: A clamp for mounting a bicycle look of the type having an elongate body 41 and a 'U' shaped shackle 42, comprises two separate parts 3 and 5. One part 3 comprises a split sleeve for clamping on the cycle frame by means of a bolt 311. The other, 5, has a cylindrical recess 51 for receiving an end of the body of the lock, said recess having an opening 52 in its wall for receiving the shackle, the opening being bounded by its own walls which are provided with ribs 50 for snap fitting entrapment of the shackle. Part 3 has a re-entrant groove 320 on its outer surface, and part 5 has a number of tenon like members for entry into the groove to facilitate mounting in alternative positions. As an option, the groove could be on the removable part 5 and the tenons on the attached part 3 - see fig 6, not shown. <IMAGE>
Patent GB-2269589-A (GB)
Title: 3-Hydroxypyridin-4-ones
Inventor: DOBBIN PAUL SAMUEL
IPC: A61K31/4418
Filed: 1993-07-01
Abstract: 3-Hydroxypyridin-4-ones of formula (I> <IMAGE> in which R1 is a methyl, ethyl, 2-( alpha -methylpropionyloxy)ethyl or 2-pivaloyloxyethyl group and R2, R3 and R4 are each separately selected from hydrogen and methyl, ethyl, 2-( alpha -methylpropionyloxy)ethyl and 2-pivaloyloxyethyl groups with the provisos that (a) one only of R1 to R4 is either a 2-( alpha -methylpropionyloxy) ethyl group or a 2-pivaloyloxyethyl group, (b) at least one of R2 and R3 is other than hydrogen and (c) the total number of carbon atoms in R1 to R4 is no more than eleven, and physiologically acceptable salts thereof are of use in therapy, particularly in the treatment of conditions in which there is a toxic concentration of a metal, for example iron, in the body.
Patent GB-2271087-A (GB)
Title: Fabrication of a structural and optical element
Inventor: RUDIGIER HELMUT
IPC: C23F4/04
Filed: 1993-07-20
Abstract: A structural optical element comprises a carrier (1) as well as a layer system (3), with at least one dielectric layer (3H) stepped with respect to its thickness in at least one region opposite at least one second region. The dielectric layer is of the type MeOx and is applied onto a base, where Me is a metal whose atomic mass is at least 44, and x is selected so that the coefficient of absorption of the layer material at light of wavelength  lambda  =308 nm is k308 </= 0.01. The layer is built up through reactive etching by means of an activated gas for the step formation of the thickness. The etching can involve the sequential use of a gas not containing chlorine and a gas containing chlorine. The etching can be monitored by light reflection or by doping with alkali metal ions. Yttrium oxide can be used as an etch stop layer. <IMAGE>
Patent GB-2283176-A (GB)
Title: Ostomy coupling
Inventor: STEER PETER LESLIE
IPC: A61F5/448
Filed: 1993-10-28
Abstract: An ostomy coupling has one coupling element 10 attachable to a medical grade pad and a second coupling element 30 attached to a bag or pouch. In such a coupling a stretchable ring or wall 36 can be shifted ("snapped") by manual pressure between a locking position e.g. Figure 4 wherein the two coupling elements are locked together and an unlocking position e.g. Figure 5 wherein the two coupling elements can be separated to permit removal of an ostomy bag attached to one or other of the coupling elements. <IMAGE>
Patent GB-2274605-A (GB)
Title: Floating boom assemblies
Inventor: COLEMAN JAMES DAVID
IPC: E02B15/06
Filed: 1992-09-10
Abstract: A floating boom (1) has associated means (P, S) for injecting one or more flows of fluid (gas and/or liquid) adjacent an external surface of the boom. Such a flow may be arranged to rise up the side of the boom, staying close to it owing to the Coanda effect. This may serve to discourage a lighter liquid (e.g. oil) on the surface of the bulk liquid (2) from passing under the boom (Figs 1 and 2) and/or assist passage of the lighter liquid (3) over a weir (26) into a reservoir (24) (which may be provided within the boom) (Figs. 3 and 4). <IMAGE>
Patent GB-2281757-A (GB)
Title: Proportional control hydraulic valves
Inventor: PRIDHAM PETER WILLIAM
IPC: F15B11/042
Filed: 1994-07-27
Abstract: An hydraulic valve assembly comprising an inlet (31) for connection to a source of pressure fluid, a number of subsidiary valves (43, 44) supplied from the inlet (31) and an outlet (32) for the return of fluid from the assembly to tank, and a pair of electro-hydraulic proportional load and pressure compensated cartridge valves (36, 37) to enable proportional control of fluid entering and leaving the assembly. The invention enables increased levels of control to actuators connected to the subsidiary valves, at reduced cost and in a more compact assembly when compared with conventional valve assemblies in which separate proportional control valves are required for each subsidiary valve and each requires a separate electronic channel for its operation. A valve (47) enables a float condition to be achieved on an actuator connected to service ports (41) and (42). <IMAGE>
Patent GB-2282131-A (GB)
Title: Assisting separation of sheets being fed from a pile
Inventor: GREIVE MARTIN
IPC: B65H3/56
Filed: 1994-08-17
Abstract: Separation of sheets being fed by suckers 6 from a pile 5 is assisted by fingers 13 which are mounted on a rail 12, itself supported at each of its ends by a resiliently deformable member 14 fixed to front stop structure 9/23. Adjustment of two screws 17, located one at each end region of rail 12, adjusts the geometry of members 14 and thus the position of the fingers with respect to the pile. The screws can be adjusted independently of each other. <IMAGE>
Patent GB-2287069-A (GB)
Title: Swash plate hydraulic motor having high and low speed positions
Inventor: TSURUMI KOU
IPC: F03C1/40
Filed: 1994-10-24
Abstract: A swash plate type hydraulic motor switchable between high speeds and low speed, comprises a casing (1), a cylinder block (7) supported in the casing for rotation about an axis X, a plurality of plungers (6) movable in bores in the block having axes extending parallel to the rotational axis X, and a swash plate (9) for contacting the plungers, the swash plate having trunnions allowing pivotable movement about an axis Y between high and low speed positions. The pivotal axis Y extends parallel to a plane perpendicular to the rotational axis. In order to reduce the operating force of the cylinders used to move the swash plate between its high and low speed positions the location of the opposite peripheral positions of the swash plate pivotal axis Y is a major design feature. To this end the pivotal axis is located in a region between and close to a first reference plane L2 extending perpendicular to a plane L1 defined by the ends of the plungers when in the low speed position, intersecting the rotational axis, and extending parallel to the pivotal axis Y, and a second reference plane H2 extending perpendicular to a plane defined by the ends of the plungers when in the high speed position, intersecting the rotational axis, and extending parallel to the pivotal axis Y. <IMAGE>
Patent GB-2283490-A (GB)
Title: Processing stabilizers for polymers
Inventor: STANIEK PETER
IPC: C08K5/5393
Filed: 1994-11-01
Abstract: A polymeric composition comprises polymer prepared with a Generation II to V catalyst and a compound of formula I <IMAGE>
Patent GB-2286008-A (GB)
Title: Argon filled double glazing unit with low emissivity coatings
Inventor: BUCKLEY MATTHEW ALEXANDER
IPC: E06B3/67
Filed: 1995-01-25
Abstract: A sealed double glazing unit 11 having two opposed glass panes 12, 13 spaced at least 12 mm apart, the space 16 between the panes being filled with argon, and each of the panes carrying on its face towards the other pane a low emissivity coating 12', 13', which could be a pyrolytic semiconductor metal oxide coating, such as fluorine doped tin oxide, tin doped indium oxide or aluminium doped zinc oxide, or could include a silver layer deposited by sputtering. <IMAGE>
Patent GB-2299503-A (GB)
Title: Mat assembly
Inventor: GRAINGER JOHN EDWARD
IPC: A47C31/02
Filed: 1995-04-01
Abstract: A mat assembly 1 for use as a baby changing station has an oval mat which has peripheral engaging means 10 for securely engaging the mat to an oval track 3. The track 3 is first screwed to a surface and then the mat is fixed to the track 3 by the engaging means to conceal the screws, and in such a way that removal of the mat from the track is hindered without disrupting the mat. The mat has a plastic material surface with raised and padded end sections 5.
Patent GB-2292237-A (GB)
Title: Multi-way set-associative cache memory
Inventor: WANG WEN-HANN
IPC: G06F12/08
Filed: 1995-05-25
Abstract: A two-or-more way set-associative cache memory includes both a set array 201 and a data array 221. The data array comprises multiple elements, each of which can contain a cache line. The set array comprises multiple sets, with each set in the set array corresponding to an element in the data array. Each set in the set array contains a tag and state information which indicate whether an address received by the cache memory matches the cache line contained in its corresponding element of the data array. If the tag of a particular set matches the address received by the cache memory, then the cache line associated with that particular set is the requested cache line. The state information of a particular set indicates the number of cache lines mapped into that particular set. The cache system has aspects of both a multi-way set-associated cache and a direct-mapped cache, and is applicable to any cache level. <IMAGE>
Patent GB-2302813-A (GB)
Title: Draughts-type game
Inventor: AGASSIZ STEPHEN ROBERT
IPC: A63F3/02
Filed: 1995-07-04
Abstract: A draughts type game is played on a chequerboard and the object of the game is to pass the king piece from one corner of the board to another. The individual pieces move up to 4 squares and capture by jumping. The game can be played by up to four players using four playing sets.
Patent GB-2291598-A (GB)
Title: Two stage aerial toy
Inventor: BARTLEUCCI FRANK
IPC: A63H27/14
Filed: 1995-08-11
Abstract: A hand launched two-stage aerial toy is disclosed where a second-stage vehicle (11) housed within a tubular portion of a primary launch vehicle (9) is deployed following ascent. The primary launch vehicle has an elongate body with a weighted tubular front end (15) and a shaft-like rear end (18) with a rudder vane (17) attached. A pair of wings (13a) formed from a strip of resilient material extend and curl outward from the rear shaft section and cause the primary launch vehicle to spiral or helicopter during a nose down descent. The second-stage vehicle is composed of a weighted front end (41) and a pair of rearwardly extending and outwardly curling wings (43) dimensioned to fit within the tubular section of the primary launch vehicle. Following insertion of the second-stage vehicle, the two-stage toy is launched upwardly by means of a rubberband (5) which engages a hook (7) attached to the tubular section of the primary launch vehicle. After the two-stage toy reaches the apogee of its flight, it reorients to a nose down attitude. In this nose down orientation, gravitational forces cause the second-stage vehicle to slip out of the tube, and the primary launch vehicle and the second-stage vehicle spiral or helicopter independently back to earth. <IMAGE>
Patent GB-2301233-A (GB)
Title: Female contact for mounting in circuit board
Inventor: NOLLA MAGRINA FRANCISCO
IPC: H01R12/71
Filed: 1995-11-27
Abstract: A female contact member for mounting in a printed circuit board is formed from a single piece of metal and comprises a female contact 10, an intermediate zone 19, 21 and a pin 16 for mounting in a board. The intermediate zone is wedge shaped and formed so as to prevent dirt above the female contact from reaching the circuit board below the contact. The female contact is square section and contains contact springs 17 visible through inspection holes 18. Tabs 15 reinforce the female contact 10. The pin is formed by folding metal plate.
Patent GB-2296155-A (GB)
Title: Data decompression circuit
Inventor: MITAL AMIT
IPC: G09G3/36
Filed: 1995-06-16
Abstract: A circuit is described for decompressing a visual signal which has been compressed by run length encoding to comprise a string consisting of a character and a count of the number of times a character is repeated. The circuit includes a compressed data buffer 52 for storing a string of compressed data, a character/count indicator buffer 54 to store a string of character count indicators, the indicators being capable of identifying whether the compressed data held in the data buffer is a character or a count, and a run length decoder 30 which repeats a character in accordance with its associated count, the decoder 30 identifying characters and counts in accordance with the information in the character/count indicator buffer. <IMAGE>
Patent GB-2299079-A (GB)
Title: Optical fibre drawing method and apparatus
Inventor: TSUNEISHI KATSUYUKI
IPC: C03B37/027
Filed: 1996-03-21
Abstract: An optical fibre drawing method and apparatus comprising an optical feeder apparatus 2 to grasp and feed the optical fibre preform 1, a heating means 6 positioned just above the drawing furnace 3 to make the surface of the glass preform clean by blowing a heated inert gas over the preform surface, and a drawing furnace to heat and melt a forward end portion of the fed optical fibre glass preform during the drawing process. Heating to clean the preform surface prior to optical fibre drawing minimises the reduction in final fibre 5 strength by aiding removal of foreign matters from the preform surface.
Patent GB-2312492-A (GB)
Title: Hybrid inflatator for an air bag
Inventor: CHAN SEK KWAN
IPC: B60R21/26
Filed: 1996-04-26
Abstract: In a hybrid inflator suitable for use in a vehicle occupant restraint safety system. The inflation gases are heated by at least one coiled charge 14 of pyrotechnic sheet material ignited simultaneously over a curved surface area of the coil by igniferous booster means which may be spaced-apart plies 27 of the same pyrotechnic sheet material wound coaxially with the slow-burning coiled charge 28. Preferably the gases are heated by two or more coiled charges 14,15, the delay interval between the initiation of the charges varying in accordance with the level of the velocity of a vehicle crash and/or the position of a vehicle occupant at the time of the crash. The coiled charges are preferably located inside the gas storage vessel 10, each charge being advantageously confined in a perforated combustion tube 16,17. The spacing between the plies in portions the charge coils may be varied to effect different burning rates in the different portions of a charge. The charges comprise substrate layers of oxidizing polymeric film, for example, polytetrafluoroethylene coated with a metal, for example magnesium.
Patent GB-2313560-A (GB)
Title: Treatment of painted surface to improve adhesion of an overcoat paint
Inventor: BAYLIFF ANDREW EDWARD
IPC: B05D3/10
Filed: 1996-05-31
Abstract: A process for treating a cured paint, particularly an epoxy paint, which is to be overcoated comprises applying to the surface of the cured paint a water-dispersible preferably thixotropic composition comprising a surfactant and a low-molecular-weight hydrophobic organic material such as a terpenic hydrocarbon which interacts with the paint surface, and subsequently washing the treated paint surface with water, preferably under pressure, to remove the waterdispersible composition, thereby improving the adhesion of subsequently overcoated paint to the treated cured paint surface.
Patent GB-2317623-A (GB)
Title: Boards made from agricultural by-products and plastics
Inventor: BHATTI ZAFAR JAVED
IPC: B27N3/00
Filed: 1996-09-30
Abstract: A particle board or sheet is made from an agricultural by-product such as straw with a thermoplastic binder. The thermoplastic may be waste material. The mixture may be crushed, then extruded at elevated temperature so as to coat the straw with the melted plastics, crushed again, pressed in a heated die and allowed to cool under pressure in a cooling press.
Patent GB-2319009-A (GB)
Title: An amphibious drive wheel
Inventor: CHANCE D R
IPC: B60F3/00
Filed: 1996-11-06
Abstract: A drive wheel for the propulsion of a craft either on land or in water comprises a disc 10 with blades 12 inserted into apertures in the disc and which upon rotation of the disc cyclically pivot open and closed by means of a stationary restraining bar 14 restricting blade movement. The opening of the blade 12 is induced by water being forced between the blade and disc as the wheel rotates, whilst the closing of the blade is caused by the blade striking the restraining bar 14. When a number of amphibious wheels are used or by making the restraining bar adjustable greater control of the craft is possible. The inclusion of an additional closing member (17,Fig 6 not shown) permits reverse operation of the wheel. By the addition of a tyre the wheel is capable of land use.
Patent GB-2308045-A (GB)
Title: Communication unit switching apparatus
Inventor: SOGA KENJI
IPC: H04L69/40
Filed: 1996-12-04
Abstract: A unit switching apparatus includes first and second currently operative units 12, 13, (referred to as current units), a spare unit 14, and a switching unit 16. Each of the current units 12, 13 includes a communication circuit 21 for performing communication in accordance with set operation mode data and a failure detection circuit 23 for detecting and notifying the occurrence of a failure in the communication circuit. The spare unit 14 includes a communication circuit 31 for carrying-out a communication in accordance with set operation mode data, a memory 32 for separately storing the operation mode data set in the communication circuits of the current units, and a CPU 33 for, when the occurrence of the failure is notified by the failure detection circuit 23, reading out the operation mode data corresponding to the faulty current unit from the memory, and setting the data in the communication circuit 31. The switching unit 16 switches over from the faulty current unit to the spare unit when the occurrence of the failure is notified by the failure detection circuit 23.
Patent GB-2314952-A (GB)
Title: A method of erasing a flash memory device
Inventor: SONG BOK NAM
IPC: G11C16/14
Filed: 1997-06-19
Abstract: A first erasure operation is performed in condition that a voltage of -13V is applied to a control gate and a drain and source regions are grounded, and the second erasure operation is then performed in condition that a voltage of -13V is applied to the control gate, a voltage of 5V is applied to the drain region and the source region is floated. The erasure method can minimize a flow of current from a drain region into a substrate due to a strong electric field formed between the drain region and the substrate when a flash memory device is erased.
Patent GB-2321138-A (GB)
Title: Earthing connection for electric machine
Inventor: WETZEL GERHARD
IPC: H02K11/22
Filed: 1997-12-16
Abstract: An electric machine 1 comprises at least two brushes 12a-d that cooperate with the commutator 11 of the rotor 6. At least one of the brush cartridges 16a-d is formed with a metal projection 27, which abuts against the machine housing 2, forming an electrical connection. This allows the machine to be earthed without the need for wiring.
Patent GB-2325184-A (GB)
Title: Phosphorescent material for digital printing
Inventor: PATTON DAVID LYNN
IPC: B41M5/40
Filed: 1998-02-16
Abstract: A medium for digital printing comprises a phosphorescent layer having a phosphorescent material and an image receiving layer disposed thereover. The phosphorescent layer (e.g. copper-doped zinc sulfide in a binder) may be supported on a plastics film or paper. The image receiving layer is substantially transparent or translucent and capable of retaining an inkjet or thermal image from a digital printer, and may be provided with a protective layer. The medium may comprise a thin plastics film co-extruded with a resin coating having phosphorescent material dispersed therein, and provided with a receiving layer and a protective coating. A scanner or computer can be used for obtaining a digital record file of an image which is forwarded to a digital printer.
Patent GB-2338518-A (GB)
Title: The irrigation of barren land and hydraulic generation of electricity
Inventor: RUSHTON CYRIL
IPC: E02B9/00
Filed: 1998-03-13
Abstract: Sea water is forcefully raised through a tunnel 4 to a holding tank 8 at a higher level, for use in land irrigation and also to drive a turbine wheel 17A to generate electricity. A sluice gate 5B controls the entry of filtered sea water into the tunnel 4. A wheeled vehicle 7 travels along tracks or rails in the tunnel 4 and acts as a ram or piston to displace water out of the tunnel 4 and into the storage tank 8. The vehicle 7 may be filled with fertilizer for release into the storage tank 8, and has a buffer 7B to cushion its impact against water in the tunnel 4. A valve actuator 7E is held by a coil spring 7D in the flow path of the water and is connected via an extension rod 7F to a mechanism which controls the operation of the sluice gate 5B, depending on the displacement of the valve actuator.
Patent GB-2328331-A (GB)
Title: Controller for variable speed motor
Inventor: REICHARD JEFFREY A
IPC: H02P7/29
Filed: 1998-05-18
Abstract: A controller controls the running speed of a variable speed motor of the type which runs at a speed related to the duty cycle of a pulse width modulated drive voltage applied to it and to the load being applied. The controller includes a setting switch 40 for setting the motor running speed and a device (82, Fig 2) for measuring the load being applied to the motor. Also included is a data storage 47 for storing data representing a plurality of different pulse width modulation duty cycles for driving the motor at various desired motor running speeds and with various loads being applied to the motor. A processor 30 is operatively connected to the setting switch, the load measuring device and the data storage for generating signals representing a particular duty cycle corresponding to a desired running speed setting and applied load to result in the desired motor speed. The processor generates these signals at a predetermined time interval to reach and maintain the desired motor speed. A voltage applying device 34 such as a FET is provided for applying the pulse width modulated voltage having the particular duty cycle to the motor. Over temperature of the motor is sensed by the current through a resistor (82, Fig 2) so as to enable the processor 30 to protect the motor, with find protection by a shorting circuit 45, such as a SCR (46, Fig 2).